I don't speedrun this game but there are some guides here. Also, simply watching more recent speedruns is a good way of learning about new strategies for missions or coin routes

https://www.speedrun.com/shar/guides

The Simpsons: Hit & Run

SpongeBob SquarePants: Battle for Bikini Bottom

Sly Cooper and the Thievius Raccoonus

Sly 3: Honor Among Thieves

Scooby-Doo! Night of 100 Frights

007: Agent Under Fire

SpongeBob's Truth or Square

SpongeBob SquarePants: Employee of the Month

Spider-Man (2002)

Refunct

SpongeBob SquarePants: Lights, Camera, Pants!

SpongeBob SquarePants: Battle for Bikini Bottom Category Extensions

Super Mario Odyssey

Far Cry 5

BFBBMix

SpongeBob SquarePants: Battle for Bikini Bottom – Rehydrated

Destroy All Humans! (2020)

Knightmare